Patent · US Active

Silencer

US9605631B2 · kind B2 · utility

3Cited by
4References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 7, 2014
Grant dateMar 28, 2017
Priority date
Expiry dateAug 7, 2034

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02M35/1283
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A silencer, for example an intake silencer for an internal combustion engine, may include a pipe for conducting a gas mixture. The pipe may be perforated at least in some regions. An absorption layer may at least partially surround the pipe for absorbing a sound transmitted by the gas mixture. An outer casing may encase the pipe. The outer casing may be perforated at least in some regions and may surround the absorption layer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.